/*
 * The MIT License
 *
 * Copyright 2014 David Rodenas Pico.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package edu.uoc.sd.fr14.mesg;

import java.io.Serializable;
import java.util.Map;

/**
 *
 * @author drodenas
 */
public class ExperimentMessage extends TargetedMessage implements Serializable {

	private static final long serialVersionUID = 3977519297241858007L;
	
	private final TargetId from;
    private final Map<String,Object> state;
    
    protected ExperimentMessage() { from = null; state = null; } // for serializer
    public ExperimentMessage(TargetId target, TargetId from, Map<String,Object> state) {
        super(target);
        if (from == null) throw new NullPointerException("Illegal argument: from cannot be null");
        if (state == null) throw new NullPointerException("Illegal argument: state cannot be null");
        
        this.from = from;
        this.state = state;
    }

    public TargetId getFrom() {
        return from;
    }

    public Map<String, Object> getState() {
        return state;
    }

    @Override
    public String toString() {
        return "experiment("+from+","+state+")>"+getTarget();
    }
    
}
